Finding the Fourth Proportional to 202,153.70, 302,829.60 and 177,221.90
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Solution
The fourth proportional to 202,153.70, 302,829.60 and 177,221.90 is: 265,481.35
Step by Step Solution
- Step 1: Write the proportion equation
202,153.70 : 302,829.60 = 177,221.90 : x - Step 2: Convert to fraction form
202,153.70/302,829.60 = 177,221.90/x - Step 3: Cross multiply
202,153.70x = 302,829.60 × 177,221.90 - Step 4: Simplify right side
202,153.70x = 53,668,037,088.24 - Step 5: Solve for x
x = 53,668,037,088.24/202,153.70 - Step 6: Final answer
x = 265,481.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.